ralfw

void Classify(string number, Action<int> onArabic, Action<string> onRoman) {
  if (int.TryParse(number, out var arabicNumber))
    onArabic(arabicNumber);
  else
    onRoman(number);
}

/*
* Note how all details about how classification works are hidden in the function Classify().
* It's not visible to the outside wheter an "if" is used or a table lookup or whatever.

ralfw

using System;
using System.Linq;

namespace layered
{
    class MainClass
    {
        public static void Main(string[] args) {
            var data = new DataLayer();
            var business = new BusinessLayer(data);

ralfw

using System;
using System.Linq;

namespace terraingenBlog
{
    public class TerrainGenerator {
        public static void Interpolate(Terrain terrain, float offset, float amplitude) {
            Interpolate(terrain, offset, amplitude, Random_numbers_between_minus_1_and_1());
        }

ralfw

module Main exposing(main)

import Html exposing (Html, div, span, br, text, table, tr, td, button)
import Html.Attributes exposing (style)
import Html.App exposing (beginnerProgram)
import Html.Events exposing (onClick)

import Array exposing (Array)
import List

ralfw

# Build image with Node.js, Elm and Nginx
FROM debian:latest

# prepare
RUN apt-get -y update
RUN apt-get -y install apt-utils

# install curl, http://stackoverflow.com/questions/27273412/cannot-install-packages-inside-docker-ubuntu-image
RUN apt-get -y install curl

ralfw

public class Game {
	private int[] rolls = new int[21];
	private int currentRoll = 0;

	public void roll(int pins) {
		rolls[currentRoll++] = pins;
	}

	public int score() {
		var frames = Detect_frames (rolls);

ralfw

using System;
using System.Collections.Generic;

namespace ppoop
{
	// source: http://www.csis.pace.edu/~bergin/patterns/ppoop.html

	class MainClass
	{
		public static void Main (string[] args)

ralfw

using System;
using System.Windows.Forms;
using Akka.Actor;

namespace spike.akka
{
    static class Program
    {
        [STAThread]
        static void Main()

ralfw

namespace spellchecker
{
	class MainClass
	{
		public static void Main (string[] args)
		{
			var dateipfade = InputReader.Input_Params_lesen (args);

			var text = FileIO.Textdatei_lesen (dateipfade.Item1);
			var lex = FileIO.Lexikon_lesen (dateipfade.Item2);

ralfw

import daten.*
import adapter.*
import domain.*

def (String spielfelddateiname, String mogelzetteldateiname) = CLIadapter.kommandozeilenparameter_lesen(args)
def spielfeldPM = Dateiadapter.lese_Spielfeld(spielfelddateiname)
def mogelzettelPM = berechne_Mogelzettel(spielfeldPM)
Dateiadapter.schreibe_Mogelzettel(mogelzetteldateiname, mogelzettelPM)

def berechne_Mogelzettel(String[] spielfeldPM) {